CNFGFunctions.c

/*
Copyright (c) 2010-2021 <>< Charles Lohr, and several others!

Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files (the
"Software"), to deal in the Software without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Software, and to
permit persons to whom the Software is furnished to do so, subject to
the following conditions:

The above copyright notice and this permission notice shall be included
in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
IN NO EVENT SHALL THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR
OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
OTHER DEALINGS IN THE SOFTWARE.
*/


#ifndef _CNFG_C
#define _CNFG_C

#include "CNFG.h"

#ifndef CNFGHTTPSERVERONLY

#ifdef _CNFG_FANCYFONT
#include "TextTool/FontData.h"
#endif

int CNFGPenX, CNFGPenY;
uint32_t CNFGBGColor;
uint32_t CNFGLastColor;
//uint32_t CNFGDialogColor; //background for boxes [DEPRECATED]

// The following two arrays are generated by Fonter/fonter.cpp
const unsigned short RawdrawFontCharMap[256] = {
	65535, 0, 8, 16, 24, 31, 41, 50, 51, 65535, 65535, 57, 66, 65535, 75, 83,
	92, 96, 100, 108, 114, 123, 132, 137, 147, 152, 158, 163, 169, 172, 178, 182, 
	65535, 186, 189, 193, 201, 209, 217, 226, 228, 232, 236, 244, 248, 250, 252, 253, 
	255, 261, 266, 272, 278, 283, 289, 295, 300, 309, 316, 318, 321, 324, 328, 331, 
	337, 345, 352, 362, 368, 375, 382, 388, 396, 402, 408, 413, 422, 425, 430, 435, 
	442, 449, 458, 466, 472, 476, 480, 485, 492, 500, 507, 512, 516, 518, 522, 525, 
	527, 529, 536, 541, 546, 551, 557, 564, 572, 578, 581, 586, 593, 595, 604, 610, 
	615, 621, 627, 632, 638, 642, 648, 653, 660, 664, 670, 674, 680, 684, 690, 694, 
	65535, 65535, 65535, 65535, 65535, 65535, 65535, 65535, 65535, 65535, 65535, 65535, 65535, 65535, 65535, 65535, 
	65535, 65535, 65535, 65535, 65535, 65535, 65535, 65535, 65535, 65535, 65535, 65535, 65535, 65535, 65535, 65535, 
	700, 703, 711, 718, 731, 740, 744, 754, 756, 760, 766, 772, 775, 777, 785, 787, 
	792, 798, 803, 811, 813, 820, 827, 828, 831, 833, 838, 844, 853, 862, 874, 880, 
	889, 898, 908, 919, 928, 939, 951, 960, 969, 978, 988, 997, 1005, 1013, 1022, 1030,
	1039, 1047, 1054, 1061, 1070, 1079, 1086, 1090, 1099, 1105, 1111, 1118, 1124, 1133, 1140, 1150,
	1159, 1168, 1178, 1189, 1198, 1209, 1222, 1231, 1239, 1247, 1256, 1264, 1268, 1272, 1277, 1281,
	1290, 1300, 1307, 1314, 1322, 1331, 1338, 1342, 1349, 1357, 1365, 1374, 1382, 1390, 1397, 65535, };

const unsigned char RawdrawFontCharData[1405] = {
	0x00, 0x09, 0x20, 0x29, 0x03, 0x23, 0x14, 0x8b, 0x00, 0x09, 0x20, 0x29, 0x04, 0x24, 0x13, 0x8c, 
	0x01, 0x21, 0x23, 0x14, 0x03, 0x09, 0x11, 0x9a, 0x11, 0x22, 0x23, 0x14, 0x03, 0x02, 0x99, 0x01, 
	0x21, 0x23, 0x09, 0x03, 0x29, 0x03, 0x09, 0x12, 0x9c, 0x03, 0x2b, 0x13, 0x1c, 0x23, 0x22, 0x11, 
	0x02, 0x8b, 0x9a, 0x1a, 0x01, 0x21, 0x23, 0x03, 0x89, 0x03, 0x21, 0x2a, 0x21, 0x19, 0x03, 0x14, 
	0x23, 0x9a, 0x01, 0x10, 0x21, 0x12, 0x09, 0x12, 0x1c, 0x03, 0xab, 0x02, 0x03, 0x1b, 0x02, 0x1a, 
	0x13, 0x10, 0xa9, 0x01, 0x2b, 0x03, 0x29, 0x02, 0x11, 0x22, 0x13, 0x8a, 0x00, 0x22, 0x04, 0x88, 
	0x20, 0x02, 0x24, 0xa8, 0x01, 0x10, 0x29, 0x10, 0x14, 0x0b, 0x14, 0xab, 0x00, 0x0b, 0x0c, 0x20, 
	0x2b, 0xac, 0x00, 0x28, 0x00, 0x02, 0x2a, 0x10, 0x1c, 0x20, 0xac, 0x01, 0x21, 0x23, 0x03, 0x09, 
	0x20, 0x10, 0x14, 0x8c, 0x03, 0x23, 0x24, 0x04, 0x8b, 0x01, 0x10, 0x29, 0x10, 0x14, 0x0b, 0x14, 
	0x2b, 0x04, 0xac, 0x01, 0x18, 0x21, 0x10, 0x9c, 0x03, 0x1c, 0x23, 0x1c, 0x10, 0x9c, 0x02, 0x22, 
	0x19, 0x22, 0x9b, 0x02, 0x2a, 0x02, 0x19, 0x02, 0x9b, 0x01, 0x02, 0xaa, 0x02, 0x22, 0x11, 0x02, 
	0x13, 0xaa, 0x11, 0x22, 0x02, 0x99, 0x02, 0x13, 0x22, 0x8a, 0x10, 0x1b, 0x9c, 0x10, 0x09, 0x20, 
	0x99, 0x10, 0x1c, 0x20, 0x2c, 0x01, 0x29, 0x03, 0xab, 0x21, 0x10, 0x01, 0x23, 0x14, 0x0b, 0x10, 
	0x9c, 0x00, 0x09, 0x23, 0x2c, 0x04, 0x03, 0x21, 0xa8, 0x21, 0x10, 0x01, 0x12, 0x03, 0x14, 0x2b, 
	0x02, 0xac, 0x10, 0x99, 0x10, 0x01, 0x03, 0x9c, 0x10, 0x21, 0x23, 0x9c, 0x01, 0x2b, 0x11, 0x1b, 
	0x21, 0x0b, 0x02, 0xaa, 0x02, 0x2a, 0x11, 0x9b, 0x04, 0x9b, 0x02, 0xaa, 0x9c, 0x03, 0xa9, 0x00, 
	0x20, 0x24, 0x04, 0x08, 0x9a, 0x01, 0x10, 0x1c, 0x04, 0xac, 0x01, 0x10, 0x21, 0x22, 0x04, 0xac, 
	0x00, 0x20, 0x24, 0x0c, 0x12, 0xaa, 0x00, 0x02, 0x2a, 0x20, 0xac, 0x20, 0x00, 0x02, 0x22, 0x24, 
	0x8c, 0x20, 0x02, 0x22, 0x24, 0x04, 0x8a, 0x00, 0x20, 0x21, 0x12, 0x9c, 0x00, 0x0c, 0x00, 0x20, 
	0x2c, 0x04, 0x2c, 0x02, 0xaa, 0x00, 0x02, 0x22, 0x20, 0x08, 0x22, 0x8c, 0x19, 0x9b, 0x19, 0x13, 
	0x8c, 0x20, 0x02, 0xac, 0x01, 0x29, 0x03, 0xab, 0x00, 0x22, 0x8c, 0x01, 0x10, 0x21, 0x12, 0x1b, 
	0x9c, 0x21, 0x01, 0x04, 0x24, 0x22, 0x12, 0x13, 0xab, 0x04, 0x01, 0x10, 0x21, 0x2c, 0x02, 0xaa, 
	0x00, 0x04, 0x14, 0x23, 0x12, 0x0a, 0x12, 0x21, 0x10, 0x88, 0x23, 0x14, 0x03, 0x01, 0x10, 0xa9, 
	0x00, 0x10, 0x21, 0x23, 0x14, 0x04, 0x88, 0x00, 0x04, 0x2c, 0x00, 0x28, 0x02, 0x9a, 0x00, 0x0c, 
	0x00, 0x28, 0x02, 0x9a, 0x21, 0x10, 0x01, 0x03, 0x14, 0x23, 0x22, 0x9a, 0x00, 0x0c, 0x20, 0x2c, 
	0x02, 0xaa, 0x00, 0x28, 0x10, 0x1c, 0x04, 0xac, 0x00, 0x20, 0x23, 0x14, 0x8b, 0x00, 0x0c, 0x02, 
	0x12, 0x21, 0x28, 0x12, 0x23, 0xac, 0x00, 0x04, 0xac, 0x04, 0x00, 0x11, 0x20, 0xac, 0x04, 0x00, 
	0x2a, 0x20, 0xac, 0x01, 0x10, 0x21, 0x23, 0x14, 0x03, 0x89, 0x00, 0x0c, 0x00, 0x10, 0x21, 0x12, 
	0x8a, 0x01, 0x10, 0x21, 0x23, 0x14, 0x03, 0x09, 0x04, 0x9b, 0x00, 0x0c, 0x00, 0x10, 0x21, 0x12, 
	0x02, 0xac, 0x21, 0x10, 0x01, 0x23, 0x14, 0x8b, 0x00, 0x28, 0x10, 0x9c, 0x00, 0x04, 0x24, 0xa8, 
	0x00, 0x03, 0x14, 0x23, 0xa8, 0x00, 0x04, 0x2c, 0x14, 0x1b, 0x24, 0xa8, 0x00, 0x01, 0x23, 0x2c, 
	0x04, 0x03, 0x21, 0xa8, 0x00, 0x01, 0x12, 0x1c, 0x12, 0x21, 0xa8, 0x00, 0x20, 0x02, 0x04, 0xac, 
	0x10, 0x00, 0x04, 0x9c, 0x01, 0xab, 0x10, 0x20, 0x24, 0x9c, 0x01, 0x10, 0xa9, 0x04, 0xac, 0x00, 
	0x99, 0x02, 0x04, 0x24, 0x2a, 0x23, 0x12, 0x8a, 0x00, 0x04, 0x24, 0x22, 0x8a, 0x24, 0x04, 0x03, 
	0x12, 0xaa, 0x20, 0x24, 0x04, 0x02, 0xaa, 0x24, 0x04, 0x02, 0x22, 0x23, 0x9b, 0x04, 0x09, 0x02, 
	0x1a, 0x01, 0x10, 0xa9, 0x23, 0x12, 0x03, 0x14, 0x23, 0x24, 0x15, 0x8c, 0x00, 0x0c, 0x03, 0x12, 
	0x23, 0xac, 0x19, 0x12, 0x9c, 0x2a, 0x23, 0x24, 0x15, 0x8c, 0x00, 0x0c, 0x03, 0x13, 0x2a, 0x13, 
	0xac, 0x10, 0x9c, 0x02, 0x0c, 0x02, 0x1b, 0x12, 0x1c, 0x12, 0x23, 0xac, 0x02, 0x0c, 0x03, 0x12, 
	0x23, 0xac, 0x02, 0x22, 0x24, 0x04, 0x8a, 0x02, 0x0d, 0x04, 0x24, 0x22, 0x8a, 0x02, 0x04, 0x2c, 
	0x25, 0x22, 0x8a, 0x02, 0x0c, 0x03, 0x12, 0xaa, 0x22, 0x02, 0x03, 0x23, 0x24, 0x8c, 0x11, 0x1c, 
	0x02, 0xaa, 0x02, 0x04, 0x14, 0x2b, 0x24, 0xaa, 0x02, 0x03, 0x14, 0x23, 0xaa, 0x02, 0x03, 0x14, 
	0x1a, 0x13, 0x24, 0xaa, 0x02, 0x2c, 0x04, 0xaa, 0x02, 0x03, 0x1c, 0x22, 0x23, 0x8d, 0x02, 0x22, 
	0x04, 0xac, 0x20, 0x10, 0x14, 0x2c, 0x12, 0x8a, 0x10, 0x19, 0x13, 0x9c, 0x00, 0x10, 0x14, 0x0c, 
	0x12, 0xaa, 0x01, 0x10, 0x11, 0xa8, 0x03, 0x04, 0x24, 0x23, 0x12, 0x8b, 0x18, 0x11, 0x9c, 0x21, 
	0x10, 0x01, 0x02, 0x13, 0x2a, 0x10, 0x9b, 0x11, 0x00, 0x04, 0x24, 0x2b, 0x02, 0x9a, 0x01, 0x0a, 
	0x11, 0x29, 0x22, 0x2b, 0x03, 0x1b, 0x02, 0x11, 0x22, 0x13, 0x8a, 0x00, 0x11, 0x28, 0x11, 0x1c, 
	0x02, 0x2a, 0x03, 0xab, 0x10, 0x1a, 0x13, 0x9d, 0x20, 0x00, 0x02, 0x11, 0x2a, 0x02, 0x13, 0x22, 
	0x24, 0x8c, 0x08, 0xa8, 0x20, 0x10, 0x11, 0xa9, 0x10, 0x29, 0x20, 0x21, 0x11, 0x98, 0x11, 0x02, 
	0x1b, 0x21, 0x12, 0xab, 0x01, 0x21, 0xaa, 0x12, 0xaa, 0x10, 0x20, 0x21, 0x19, 0x12, 0x18, 0x11, 
	0xaa, 0x00, 0xa8, 0x01, 0x10, 0x21, 0x12, 0x89, 0x02, 0x2a, 0x11, 0x1b, 0x03, 0xab, 0x01, 0x10, 
	0x21, 0x03, 0xab, 0x01, 0x10, 0x21, 0x12, 0x0a, 0x12, 0x23, 0x8b, 0x11, 0xa8, 0x02, 0x0d, 0x04, 
	0x14, 0x2b, 0x22, 0xac, 0x14, 0x10, 0x01, 0x1a, 0x10, 0x20, 0xac, 0x9a, 0x14, 0x15, 0x8d, 0x20, 
	0xa9, 0x10, 0x20, 0x21, 0x11, 0x98, 0x01, 0x12, 0x0b, 0x11, 0x22, 0x9b, 0x00, 0x09, 0x02, 0x28, 
	0x12, 0x13, 0x2b, 0x22, 0xac, 0x00, 0x09, 0x02, 0x28, 0x12, 0x22, 0x13, 0x14, 0xac, 0x00, 0x10, 
	0x11, 0x09, 0x11, 0x02, 0x28, 0x12, 0x13, 0x2b, 0x22, 0xac, 0x18, 0x11, 0x12, 0x03, 0x14, 0xab, 
	0x04, 0x02, 0x11, 0x22, 0x2c, 0x03, 0x2b, 0x10, 0xa9, 0x04, 0x02, 0x11, 0x22, 0x2c, 0x03, 0x2b, 
	0x01, 0x98, 0x04, 0x02, 0x11, 0x22, 0x2c, 0x03, 0x2b, 0x01, 0x10, 0xa9, 0x04, 0x02, 0x11, 0x22, 
	0x2c, 0x03, 0x2b, 0x01, 0x10, 0x11, 0xa8, 0x04, 0x02, 0x11, 0x22, 0x2c, 0x03, 0x2b, 0x08, 0xa8, 
	0x04, 0x02, 0x11, 0x22, 0x2c, 0x03, 0x2b, 0x00, 0x20, 0x11, 0x88, 0x00, 0x0c, 0x02, 0x2a, 0x00, 
	0x19, 0x10, 0x1c, 0x10, 0x28, 0x14, 0xac, 0x23, 0x14, 0x03, 0x01, 0x10, 0x29, 0x14, 0x15, 0x8d, 
	0x02, 0x2a, 0x02, 0x04, 0x2c, 0x03, 0x1b, 0x00, 0x99, 0x02, 0x2a, 0x02, 0x04, 0x2c, 0x03, 0x1b, 
	0x11, 0xa8, 0x02, 0x2a, 0x02, 0x04, 0x2c, 0x03, 0x1b, 0x01, 0x10, 0xa9, 0x02, 0x2a, 0x02, 0x04, 
	0x2c, 0x03, 0x1b, 0x08, 0xa8, 0x02, 0x2a, 0x12, 0x1c, 0x04, 0x2c, 0x00, 0x99, 0x02, 0x2a, 0x12, 
	0x1c, 0x04, 0x2c, 0x11, 0xa8, 0x02, 0x2a, 0x12, 0x1c, 0x04, 0x2c, 0x01, 0x10, 0xa9, 0x02, 0x2a, 
	0x12, 0x1c, 0x04, 0x2c, 0x28, 0x88, 0x00, 0x10, 0x21, 0x23, 0x14, 0x04, 0x08, 0x02, 0x9a, 0x04, 
	0x02, 0x24, 0x2a, 0x01, 0x10, 0x11, 0xa8, 0x02, 0x22, 0x24, 0x04, 0x0a, 0x00, 0x99, 0x02, 0x22, 
	0x24, 0x04, 0x0a, 0x11, 0xa8, 0x02, 0x22, 0x24, 0x04, 0x0a, 0x11, 0x28, 0x00, 0x99, 0x02, 0x22, 
	0x24, 0x04, 0x0a, 0x01, 0x10, 0x11, 0xa8, 0x01, 0x21, 0x24, 0x04, 0x09, 0x08, 0xa8, 0x01, 0x2b, 
	0x03, 0xa9, 0x01, 0x10, 0x21, 0x23, 0x14, 0x03, 0x09, 0x03, 0xa9, 0x01, 0x04, 0x24, 0x29, 0x11, 
	0xa8, 0x01, 0x04, 0x24, 0x29, 0x00, 0x99, 0x02, 0x04, 0x24, 0x2a, 0x01, 0x10, 0xa9, 0x01, 0x04, 
	0x24, 0x29, 0x08, 0xa8, 0x01, 0x02, 0x13, 0x1c, 0x13, 0x22, 0x29, 0x11, 0xa8, 0x00, 0x0c, 0x01, 
	0x11, 0x22, 0x13, 0x8b, 0x00, 0x0d, 0x00, 0x10, 0x21, 0x1a, 0x02, 0x22, 0x24, 0x8c, 0x02, 0x04, 
	0x24, 0x2a, 0x23, 0x12, 0x0a, 0x00, 0x99, 0x02, 0x04, 0x24, 0x2a, 0x23, 0x12, 0x0a, 0x11, 0xa8, 
	0x02, 0x04, 0x24, 0x2a, 0x23, 0x12, 0x0a, 0x01, 0x10, 0xa9, 0x02, 0x04, 0x24, 0x2a, 0x23, 0x12, 
	0x0a, 0x01, 0x10, 0x11, 0xa8, 0x02, 0x04, 0x24, 0x2a, 0x23, 0x12, 0x0a, 0x09, 0xa9, 0x02, 0x04, 
	0x24, 0x2a, 0x23, 0x12, 0x0a, 0x01, 0x10, 0x21, 0x89, 0x02, 0x1b, 0x02, 0x04, 0x2c, 0x12, 0x1c, 
	0x12, 0x2a, 0x13, 0x2b, 0x22, 0xab, 0x03, 0x04, 0x2c, 0x03, 0x12, 0x2a, 0x14, 0x15, 0x8d, 0x24, 
	0x04, 0x02, 0x22, 0x23, 0x1b, 0x00, 0x99, 0x24, 0x04, 0x02, 0x22, 0x23, 0x1b, 0x11, 0xa8, 0x24, 
	0x04, 0x02, 0x22, 0x23, 0x1b, 0x01, 0x10, 0xa9, 0x24, 0x04, 0x02, 0x22, 0x23, 0x1b, 0x09, 0xa9, 
	0x12, 0x1c, 0x00, 0x99, 0x12, 0x1c, 0x11, 0xa8, 0x12, 0x1c, 0x01, 0x10, 0xa9, 0x12, 0x1c, 0x09, 
	0xa9, 0x00, 0x2a, 0x11, 0x28, 0x02, 0x22, 0x24, 0x04, 0x8a, 0x02, 0x0c, 0x03, 0x12, 0x23, 0x2c, 
	0x01, 0x10, 0x11, 0xa8, 0x02, 0x04, 0x24, 0x22, 0x0a, 0x00, 0x99, 0x02, 0x04, 0x24, 0x22, 0x0a, 
	0x11, 0xa8, 0x02, 0x04, 0x24, 0x22, 0x0a, 0x01, 0x10, 0xa9, 0x02, 0x04, 0x24, 0x22, 0x0a, 0x01, 
	0x10, 0x11, 0xa8, 0x02, 0x04, 0x24, 0x22, 0x0a, 0x09, 0xa9, 0x19, 0x02, 0x2a, 0x9b, 0x02, 0x04, 
	0x24, 0x22, 0x0a, 0x04, 0xaa, 0x02, 0x04, 0x14, 0x2b, 0x24, 0x2a, 0x00, 0x99, 0x02, 0x04, 0x14, 
	0x2b, 0x24, 0x2a, 0x11, 0xa8, 0x02, 0x04, 0x14, 0x2b, 0x24, 0x2a, 0x01, 0x10, 0xa9, 0x02, 0x04, 
	0x14, 0x2b, 0x24, 0x2a, 0x09, 0xa9, 0x02, 0x03, 0x1c, 0x22, 0x23, 0x0d, 0x11, 0xa8, 0x00, 0x0c, 
	0x02, 0x11, 0x22, 0x13, 0x8a, 0x02, 0x03, 0x1c, 0x22, 0x23, 0x0d, 0x09, 0xa9, };



//Set this if you are only using CNFG to create an OpenGL context.
#ifndef CNFGCONTEXTONLY
uint32_t CNFGDialogColor;

void CNFGDrawBox( short x1, short y1, short x2, short y2 )
{
	uint32_t lc = CNFGLastColor;
	CNFGColor( CNFGDialogColor );
	CNFGTackRectangle( x1, y1, x2, y2 );
	CNFGColor( lc );
	CNFGTackSegment( x1, y1, x2, y1 );
	CNFGTackSegment( x2, y1, x2, y2 );
	CNFGTackSegment( x2, y2, x1, y2 );
	CNFGTackSegment( x1, y2, x1, y1 );
}

void CNFGDrawText( const char * text, short scale )
{
	const unsigned char * lmap;
	float iox = (float)CNFGPenX; //x offset
	float ioy = (float)CNFGPenY; //y offset

	int drawPlace = 0;
	unsigned short index;
	int bQuit = 0;
	while( text[drawPlace] )
	{
		unsigned char c = text[drawPlace];
		switch( c )
		{
		case 9: // tab
			iox += 12 * scale;
			break;
		case 10: // linefeed
			iox = (float)CNFGPenX;
			ioy += 6 * scale;
			break;
		default:
			index = RawdrawFontCharMap[c];
			if( index == 65535 )
			{
				iox += 3 * scale;
				break;
			}

			lmap = &RawdrawFontCharData[index];
			short penx = 0, peny = 0;
			unsigned char start_seg = 1;
			do
			{
				unsigned char data = (*(lmap++));
				short x1 = (short)(((data >> 4) & 0x07)*scale + iox);
				short y1 = (short)((data        & 0x07)*scale + ioy);
				if( start_seg )
				{
					penx = x1;
					peny = y1;
					start_seg = 0;
					if( data & 0x08 )
						CNFGTackPixel( x1, y1 );
				}
				else
				{
					CNFGTackSegment( penx, peny, x1, y1 );
					penx = x1;
					peny = y1;
				}
				if( data & 0x08 ) start_seg = 1;
				bQuit = data & 0x80;
			} while( !bQuit );

			iox += 3 * scale;
		}
		drawPlace++;
	}
}

#ifndef FONT_CREATION_TOOL
#ifdef _CNFG_FANCYFONT

void CNFGDrawNiceText(const char* text, short scale)
{
	const unsigned char* lmap;
	float iox = (float)CNFGPenX; //x offset
	float ioy = (float)CNFGPenY; //y offset

	int place = 0;
	unsigned short index;
	int bQuit = 0;
	int segmentEnd = 0;
	while (text[place]) {
		unsigned char c = text[place];
		switch (c)
		{
		case 9: // tab
			iox += 16 * scale;
			break;
		case 10: // linefeed
			iox = (float)CNFGPenX;
			ioy += 6 * scale;
			break;
		default:
			index = CharIndex[c];
			if (index == 0) {
				iox += 4 * scale;
				break;
			}

			lmap = &FontData[index];

			short charWidth = ((*lmap) & 0xE0) >> 5; //0b11100000
			short xbase = ((*lmap) & 0x18) >> 3; //0b00011000
			short ybase = (*lmap) & 0x07; //0b00000111
			lmap++;
			do {

				int x1 = ((((*lmap) & 0x38) >> 3) * scale + iox + xbase * scale); //0b00111000
				int y1 = (((*lmap) & 0x07) * scale + ioy + ybase * scale);
				segmentEnd = *lmap & 0x40;
				int x2 = 0;
				int y2 = 0;
				lmap++;
				if (segmentEnd) {
					x2 = x1;
					y2 = y1;
				}
				else {

					x2 = ((((*lmap) & 0x38) >> 3) * scale + iox + xbase * scale);
					y2 = (((*lmap) & 0x07) * scale + ioy + ybase * scale);

				}


				CNFGTackSegment(x1, y1, x2, y2);
				bQuit = *(lmap - 1) & 0x80;

			} while (!bQuit);
			iox += (charWidth + 2) * scale;
			//iox += 8 * scale;
		}
		place++;
	}
}
#endif
#endif

void CNFGGetTextExtents( const char * text, int * w, int * h, int textsize )
{
	int charsx = 0;
	int charsy = 1;
	int charsline = 0;
	const char * s;

	for( s = text; *s; s++ )
	{
		if( *s == '\n' )
		{
			charsline = 0;
			if( *(s+1) )
				charsy++;
		}
		else
		{
			charsline++;
			if( charsline > charsx )
				charsx = charsline;
		}
	}

	*w = charsx * textsize * 3-1*textsize;
	*h = charsy * textsize * 6;
}

#if defined( CNFG_BATCH )

//This is the path by which we convert rawdraw functionality
//into nice batched triangle streams.

//Just FYI we use floats for geometry instead of shorts becase it is harder
//to triangularize a diagonal line int triangles with shorts and have it look good.
void CNFGEmitBackendTriangles( const float * fv, const uint32_t * col, int nr_verts );

//If on WASM, sqrtf is implied. On other platforms, need sqrtf from math.h
#ifdef CNFG_WASM
float sqrtf( float f );
#define cnfg_sqrtf sqrtf
#elif defined( __TINYC__ ) && defined( WIN32 )
#define cnfg_sqrtf sqrt
#else
#define cnfg_sqrtf sqrtf
#include <math.h>
#endif

//Geometry batching system - so we can batch geometry and deliver it all at once.
float CNFGVertDataV[CNFG_BATCH*3];
uint32_t CNFGVertDataC[CNFG_BATCH];
int CNFGVertPlace;
static float wgl_last_width_over_2 = .5f;

void CNFGEmitQuad( float cx0, float cy0, float cx1, float cy1, float cx2, float cy2, float cx3, float cy3 ) 
{
	//Because quads are really useful, but it's best to keep them all triangles if possible.
	//This lets us draw arbitrary quads.
	if( CNFGVertPlace >= CNFG_BATCH-6 ) CNFGFlushRender();
	float * fv = &CNFGVertDataV[CNFGVertPlace*3];
	fv[0] = cx0; fv[1] = cy0;
	fv[3] = cx1; fv[4] = cy1;
	fv[6] = cx2; fv[7] = cy2;
	fv[9] = cx2; fv[10] = cy2;
	fv[12] = cx1; fv[13] = cy1;
	fv[15] = cx3; fv[16] = cy3;
	uint32_t * col = &CNFGVertDataC[CNFGVertPlace];
	uint32_t color = CNFGLastColor;
	col[0] = color; col[1] = color; col[2] = color; col[3] = color; col[4] = color; col[5] = color;
	CNFGVertPlace += 6;
}


#if !defined( CNFGRASTERIZER ) && !defined( CNFGHTTP )

void CNFGTackPixel( short x1, short y1 )
{
	x1++; y1++;
	const float l2 = wgl_last_width_over_2;
	const float l2u = wgl_last_width_over_2+0.5f;
	CNFGEmitQuad( x1-l2u, y1-l2u, x1+l2, y1-l2u, x1-l2u, y1+l2, x1+l2, y1+l2 );
}


void CNFGTackSegment( short x1, short y1, short x2, short y2 )
{
	float ix1 = x1;
	float iy1 = y1;
	float ix2 = x2;
	float iy2 = y2;

	float dx = ix2-ix1;
	float dy = iy2-iy1;
	float imag = 1.f/(float)(cnfg_sqrtf(dx*dx+dy*dy));
	dx *= imag;
	dy *= imag;
	float orthox = dy*wgl_last_width_over_2;
	float orthoy =-dx*wgl_last_width_over_2;

	ix2 += dx/2 + 0.5f;
	iy2 += dy/2 + 0.5f;
	ix1 -= dx/2 - 0.5f;
	iy1 -= dy/2 - 0.5f;

	//This logic is incorrect. XXX FIXME.
	CNFGEmitQuad( (ix1 - orthox), (iy1 - orthoy), (ix1 + orthox), (iy1 + orthoy), (ix2 - orthox), (iy2 - orthoy), ( ix2 + orthox), ( iy2 + orthoy) );
}

void CNFGTackRectangle( short x1, short y1, short x2, short y2 )
{
	float ix1 = x1;
	float iy1 = y1;
	float ix2 = x2;
	float iy2 = y2;
	CNFGEmitQuad( ix1,iy1,ix2,iy1,ix1,iy2,ix2,iy2 );
}

void CNFGTackPoly( RDPoint * points, int verts )
{
	int i;
	int tris = verts-2;
	if( CNFGVertPlace >= CNFG_BATCH-tris*3 ) CNFGFlushRender();

	uint32_t color = CNFGLastColor;
	short * ptrsrc =  (short*)points;

	for( i = 0; i < tris; i++ )
	{
		float * fv = &CNFGVertDataV[CNFGVertPlace*3];
		fv[0] = ptrsrc[0];
		fv[1] = ptrsrc[1];
		fv[3] = ptrsrc[i*2+2];
		fv[4] = ptrsrc[i*2+3];
		fv[6] = ptrsrc[i*2+4];
		fv[7] = ptrsrc[i*2+5];

		uint32_t * col = &CNFGVertDataC[CNFGVertPlace];
		col[0] = color;
		col[1] = color;
		col[2] = color;

		CNFGVertPlace += 3;
	}
}

uint32_t CNFGColor( uint32_t RGB )
{
	return CNFGLastColor = RGB;
}

void	CNFGSetLineWidth( short width )
{
	wgl_last_width_over_2 = width/2.0f;// + 0.5;
}

#endif


#if !defined( CNFG_WASM ) && !defined( CNFGHTTP )

void CNFGUpdateScreenWithBitmap( uint32_t * data, int w, int h )
{
#ifdef CNFGRASTERIZER
	CNFGBlitImageInternal( data, 0, 0, w, h );
	void CNFGSwapBuffersInternal();
	CNFGSwapBuffersInternal();
#else
	CNFGBlitImage( data, 0, 0, w, h );
#endif
}

#ifndef CNFGRASTERIZER

void CNFGFlushRender()
{
	if( !CNFGVertPlace ) return;
	CNFGEmitBackendTriangles( CNFGVertDataV, CNFGVertDataC, CNFGVertPlace );
	CNFGVertPlace = 0;
}

#endif

#endif // CNFG_WASM

#else

void CNFGFlushRender() { }

#endif


#endif
#endif // CNFGHTTPSERVERONLY
#endif //_CNFG_C